'\" te
.\" %W% %G%
.EQ
delim $$
.EN
.TH CURSOR 3F "%G%"
.SH NAME
cursor \- enable the niceplot cursor
.SH SYNOPSIS
.HP 15
\fBcall cursor(x, y, chr)\fP
.TP 15
\fBreal\fP
\fBx, y\fP
.TP 15
\fBcharacter*(*)\fP
\fBchr\fP
.SH DESCRIPTION
The FORTRAN subroutine \fBcursor()\fP will enable the cross-hair graphics input mode and read in the position of the cursor.  Note that the appearance of the cursor is controlled by a prior call to \fBsetcursor(3f)\fP and cursor tracking can be done with a prior call to \fBtrackcursor(3f)\fP
.SH ARGUMENTS
.TP 15
\fBx\fP
.SB (i)
X-coordinate in user units for prepositioning cursor.
.SB (o)
X-coordinate in user units of input cursor position.
.TP 15
\fBy\fP
.SB (i)
Y-coordinate in user units for prepositioning cursor.
.SB (o)
Y-coordinate in user units of input cursor position.
.TP 15
\fBchr\fP
.SB (o)
Returns the character which was typed to initiate read.
.SH "SEE ALSO"
\fBniceplot(3f), setcursor(3f), trackcursor(3f)\fP
.SH AUTHOR
Danny Harvey
